| /* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of The Linux Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #define LOG_TAG "QCameraHWI_Mem" |
| |
| #include <string.h> |
| #include <fcntl.h> |
| #include <sys/mman.h> |
| #include <utils/Errors.h> |
| #include <gralloc_priv.h> |
| #include <QComOMXMetadata.h> |
| #include "QCamera2HWI.h" |
| #include "QCameraMem.h" |
| |
| extern "C" { |
| #include <mm_camera_interface.h> |
| } |
| |
| using namespace android; |
| |
| namespace qcamera { |
| |
| // QCaemra2Memory base class |
| |
| /*=========================================================================== |
| * FUNCTION : QCameraMemory |
| * |
| * DESCRIPTION: default constructor of QCameraMemory |
| * |
| * PARAMETERS : |
| * @cached : flag indicates if using cached memory |
| * |
| * RETURN : None |
| *==========================================================================*/ |
| QCameraMemory::QCameraMemory(bool cached) |
| :m_bCached(cached) |
| { |
| mBufferCount = 0; |
| for (int i = 0; i < MM_CAMERA_MAX_NUM_FRAMES; i++) { |
| mMemInfo[i].fd = 0; |
| mMemInfo[i].main_ion_fd = 0; |
| mMemInfo[i].handle = NULL; |
| mMemInfo[i].size = 0; |
| } |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : ~QCameraMemory |
| * |
| * DESCRIPTION: deconstructor of QCameraMemory |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : None |
| *==========================================================================*/ |
| QCameraMemory::~QCameraMemory() |
| { |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : cacheOpsInternal |
| * |
| * DESCRIPTION: ion related memory cache operations |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * @cmd : cache ops command |
| * @vaddr : ptr to the virtual address |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraMemory::cacheOpsInternal(int index, unsigned int cmd, void *vaddr) |
| { |
| if (!m_bCached) { |
| // Memory is not cached, no need for cache ops |
| ALOGV("%s: No cache ops here for uncached memory", __func__); |
| return OK; |
| } |
| |
| struct ion_flush_data cache_inv_data; |
| struct ion_custom_data custom_data; |
| int ret = OK; |
| |
| if (index >= mBufferCount) { |
| ALOGE("%s: index %d out of bound [0, %d)", __func__, index, mBufferCount); |
| return BAD_INDEX; |
| } |
| |
| memset(&cache_inv_data, 0, sizeof(cache_inv_data)); |
| memset(&custom_data, 0, sizeof(custom_data)); |
| cache_inv_data.vaddr = vaddr; |
| cache_inv_data.fd = mMemInfo[index].fd; |
| cache_inv_data.handle = mMemInfo[index].handle; |
| cache_inv_data.length = mMemInfo[index].size; |
| custom_data.cmd = cmd; |
| custom_data.arg = (unsigned long)&cache_inv_data; |
| |
| ALOGD("%s: addr = %p, fd = %d, handle = %p length = %d, ION Fd = %d", |
| __func__, cache_inv_data.vaddr, cache_inv_data.fd, |
| cache_inv_data.handle, cache_inv_data.length, |
| mMemInfo[index].main_ion_fd); |
| ret = ioctl(mMemInfo[index].main_ion_fd, ION_IOC_CUSTOM, &custom_data); |
| if (ret < 0) |
| ALOGE("%s: Cache Invalidate failed: %s\n", __func__, strerror(errno)); |
| |
| return ret; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getFd |
| * |
| * DESCRIPTION: return file descriptor of the indexed buffer |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * |
| * RETURN : file descriptor |
| *==========================================================================*/ |
| int QCameraMemory::getFd(int index) const |
| { |
| if (index >= mBufferCount) |
| return BAD_INDEX; |
| |
| return mMemInfo[index].fd; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getSize |
| * |
| * DESCRIPTION: return buffer size of the indexed buffer |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * |
| * RETURN : buffer size |
| *==========================================================================*/ |
| int QCameraMemory::getSize(int index) const |
| { |
| if (index >= mBufferCount) |
| return BAD_INDEX; |
| |
| return (int)mMemInfo[index].size; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getCnt |
| * |
| * DESCRIPTION: query number of buffers allocated |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : number of buffers allocated |
| *==========================================================================*/ |
| int QCameraMemory::getCnt() const |
| { |
| return mBufferCount; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getBufDef |
| * |
| * DESCRIPTION: query detailed buffer information |
| * |
| * PARAMETERS : |
| * @offset : [input] frame buffer offset |
| * @bufDef : [output] reference to struct to store buffer definition |
| * @index : [input] index of the buffer |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraMemory::getBufDef(const cam_frame_len_offset_t &offset, |
| mm_camera_buf_def_t &bufDef, int index) const |
| { |
| if (!mBufferCount) { |
| ALOGE("Memory not allocated"); |
| return; |
| } |
| bufDef.fd = mMemInfo[index].fd; |
| bufDef.frame_len = offset.frame_len; |
| bufDef.mem_info = (void *)this; |
| bufDef.num_planes = offset.num_planes; |
| bufDef.buffer = getPtr(index); |
| bufDef.buf_idx = index; |
| |
| /* Plane 0 needs to be set separately. Set other planes in a loop */ |
| bufDef.planes[0].length = offset.mp[0].len; |
| bufDef.planes[0].m.userptr = mMemInfo[index].fd; |
| bufDef.planes[0].data_offset = offset.mp[0].offset; |
| bufDef.planes[0].reserved[0] = 0; |
| for (int i = 1; i < bufDef.num_planes; i++) { |
| bufDef.planes[i].length = offset.mp[i].len; |
| bufDef.planes[i].m.userptr = mMemInfo[i].fd; |
| bufDef.planes[i].data_offset = offset.mp[i].offset; |
| bufDef.planes[i].reserved[0] = |
| bufDef.planes[i-1].reserved[0] + |
| bufDef.planes[i-1].length; |
| } |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : alloc |
| * |
| * DESCRIPTION: allocate requested number of buffers of certain size |
| * |
| * PARAMETERS : |
| * @count : number of buffers to be allocated |
| * @size : lenght of the buffer to be allocated |
| * @heap_id : heap id to indicate where the buffers will be allocated from |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraMemory::alloc(int count, int size, int heap_id) |
| { |
| int rc = OK; |
| if (count > MM_CAMERA_MAX_NUM_FRAMES) { |
| ALOGE("Buffer count %d out of bound. Max is %d", count, MM_CAMERA_MAX_NUM_FRAMES); |
| return BAD_INDEX; |
| } |
| if (mBufferCount) { |
| ALOGE("Allocating a already allocated heap memory"); |
| return INVALID_OPERATION; |
| } |
| |
| for (int i = 0; i < count; i ++) { |
| rc = allocOneBuffer(mMemInfo[i], heap_id, size); |
| if (rc < 0) { |
| ALOGE("AllocateIonMemory failed"); |
| for (int j = i-1; j >= 0; j--) |
| deallocOneBuffer(mMemInfo[j]); |
| break; |
| } |
| } |
| return rc; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : dealloc |
| * |
| * DESCRIPTION: deallocate buffers |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraMemory::dealloc() |
| { |
| for (int i = 0; i < mBufferCount; i++) |
| deallocOneBuffer(mMemInfo[i]); |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : allocOneBuffer |
| * |
| * DESCRIPTION: impl of allocating one buffers of certain size |
| * |
| * PARAMETERS : |
| * @memInfo : [output] reference to struct to store additional memory allocation info |
| * @heap : [input] heap id to indicate where the buffers will be allocated from |
| * @size : [input] lenght of the buffer to be allocated |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraMemory::allocOneBuffer(QCameraMemInfo &memInfo, int heap_id, int size) |
| { |
| int rc = OK; |
| struct ion_handle_data handle_data; |
| struct ion_allocation_data alloc; |
| struct ion_fd_data ion_info_fd; |
| int main_ion_fd = 0; |
| |
| main_ion_fd = open("/dev/ion", O_RDONLY); |
| if (main_ion_fd < 0) { |
| ALOGE("Ion dev open failed: %s\n", strerror(errno)); |
| goto ION_OPEN_FAILED; |
| } |
| |
| memset(&alloc, 0, sizeof(alloc)); |
| alloc.len = size; |
| /* to make it page size aligned */ |
| alloc.len = (alloc.len + 4095) & (~4095); |
| alloc.align = 4096; |
| if (m_bCached) { |
| alloc.flags = ION_FLAG_CACHED; |
| } |
| alloc.heap_id_mask = heap_id; |
| rc = ioctl(main_ion_fd, ION_IOC_ALLOC, &alloc); |
| if (rc < 0) { |
| ALOGE("ION allocation failed: %s\n", strerror(errno)); |
| goto ION_ALLOC_FAILED; |
| } |
| |
| memset(&ion_info_fd, 0, sizeof(ion_info_fd)); |
| ion_info_fd.handle = alloc.handle; |
| rc = ioctl(main_ion_fd, ION_IOC_SHARE, &ion_info_fd); |
| if (rc < 0) { |
| ALOGE("ION map failed %s\n", strerror(errno)); |
| goto ION_MAP_FAILED; |
| } |
| |
| memInfo.main_ion_fd = main_ion_fd; |
| memInfo.fd = ion_info_fd.fd; |
| memInfo.handle = ion_info_fd.handle; |
| memInfo.size = alloc.len; |
| return OK; |
| |
| ION_MAP_FAILED: |
| memset(&handle_data, 0, sizeof(handle_data)); |
| handle_data.handle = ion_info_fd.handle; |
| ioctl(main_ion_fd, ION_IOC_FREE, &handle_data); |
| ION_ALLOC_FAILED: |
| close(main_ion_fd); |
| ION_OPEN_FAILED: |
| return NO_MEMORY; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : deallocOneBuffer |
| * |
| * DESCRIPTION: impl of deallocating one buffers |
| * |
| * PARAMETERS : |
| * @memInfo : reference to struct that stores additional memory allocation info |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraMemory::deallocOneBuffer(QCameraMemInfo &memInfo) |
| { |
| struct ion_handle_data handle_data; |
| |
| if (memInfo.fd > 0) { |
| close(memInfo.fd); |
| memInfo.fd = 0; |
| } |
| |
| if (memInfo.main_ion_fd > 0) { |
| memset(&handle_data, 0, sizeof(handle_data)); |
| handle_data.handle = memInfo.handle; |
| ioctl(memInfo.main_ion_fd, ION_IOC_FREE, &handle_data); |
| close(memInfo.main_ion_fd); |
| memInfo.main_ion_fd = 0; |
| } |
| memInfo.handle = NULL; |
| memInfo.size = 0; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : QCameraHeapMemory |
| * |
| * DESCRIPTION: constructor of QCameraHeapMemory for ion memory used internally in HAL |
| * |
| * PARAMETERS : |
| * @cached : flag indicates if using cached memory |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraHeapMemory::QCameraHeapMemory(bool cached) |
| : QCameraMemory(cached) |
| { |
| for (int i = 0; i < MM_CAMERA_MAX_NUM_FRAMES; i ++) |
| mPtr[i] = NULL; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : ~QCameraHeapMemory |
| * |
| * DESCRIPTION: deconstructor of QCameraHeapMemory |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraHeapMemory::~QCameraHeapMemory() |
| { |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getPtr |
| * |
| * DESCRIPTION: return buffer pointer |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * |
| * RETURN : buffer ptr |
| *==========================================================================*/ |
| void *QCameraHeapMemory::getPtr(int index) const |
| { |
| if (index >= mBufferCount) { |
| ALOGE("index out of bound"); |
| return (void *)BAD_INDEX; |
| } |
| return mPtr[index]; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : allocate |
| * |
| * DESCRIPTION: allocate requested number of buffers of certain size |
| * |
| * PARAMETERS : |
| * @count : number of buffers to be allocated |
| * @size : lenght of the buffer to be allocated |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraHeapMemory::allocate(int count, int size) |
| { |
| int heap_id_mask = 0x1 << ION_IOMMU_HEAP_ID; |
| int rc = alloc(count, size, heap_id_mask); |
| if (rc < 0) |
| return rc; |
| |
| for (int i = 0; i < count; i ++) { |
| void *vaddr = mmap(NULL, |
| mMemInfo[i].size, |
| PROT_READ | PROT_WRITE, |
| MAP_SHARED, |
| mMemInfo[i].fd, 0); |
| if (vaddr == MAP_FAILED) { |
| for (int j = i-1; j >= 0; j --) { |
| munmap(mPtr[i], mMemInfo[i].size); |
| rc = NO_MEMORY; |
| break; |
| } |
| } else |
| mPtr[i] = vaddr; |
| } |
| if (rc == 0) |
| mBufferCount = count; |
| return OK; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : deallocate |
| * |
| * DESCRIPTION: deallocate buffers |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraHeapMemory::deallocate() |
| { |
| for (int i = 0; i < mBufferCount; i++) { |
| munmap(mPtr[i], mMemInfo[i].size); |
| mPtr[i] = NULL; |
| } |
| dealloc(); |
| mBufferCount = 0; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : cacheOps |
| * |
| * DESCRIPTION: ion related memory cache operations |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * @cmd : cache ops command |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraHeapMemory::cacheOps(int index, unsigned int cmd) |
| { |
| if (index >= mBufferCount) |
| return BAD_INDEX; |
| return cacheOpsInternal(index, cmd, mPtr[index]); |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getRegFlags |
| * |
| * DESCRIPTION: query initial reg flags |
| * |
| * PARAMETERS : |
| * @regFlags: initial reg flags of the allocated buffers |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraHeapMemory::getRegFlags(uint8_t * /*regFlags*/) const |
| { |
| return INVALID_OPERATION; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMemory |
| * |
| * DESCRIPTION: get camera memory |
| * |
| * PARAMETERS : |
| * @index : buffer index |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : camera memory ptr |
| * NULL if not supported or failed |
| *==========================================================================*/ |
| camera_memory_t *QCameraHeapMemory::getMemory( |
| int /*index*/, bool /*metadata*/) const |
| { |
| return NULL; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMatchBufIndex |
| * |
| * DESCRIPTION: query buffer index by opaque ptr |
| * |
| * PARAMETERS : |
| * @opaque : opaque ptr |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : buffer index if match found, |
| * -1 if failed |
| *==========================================================================*/ |
| int QCameraHeapMemory::getMatchBufIndex(const void *opaque, |
| bool metadata) const |
| { |
| int index = -1; |
| if (metadata) { |
| return -1; |
| } |
| for (int i = 0; i < mBufferCount; i++) { |
| if (mPtr[i] == opaque) { |
| index = i; |
| break; |
| } |
| } |
| return index; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : QCameraStreamMemory |
| * |
| * DESCRIPTION: constructor of QCameraStreamMemory |
| * ION memory allocated directly from /dev/ion and shared with framework |
| * |
| * PARAMETERS : |
| * @getMemory : camera memory request ops table |
| * @cached : flag indicates if using cached memory |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraStreamMemory::QCameraStreamMemory(camera_request_memory getMemory, |
| bool cached) |
| :QCameraMemory(cached), |
| mGetMemory(getMemory) |
| { |
| for (int i = 0; i < MM_CAMERA_MAX_NUM_FRAMES; i ++) |
| mCameraMemory[i] = NULL; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : ~QCameraStreamMemory |
| * |
| * DESCRIPTION: deconstructor of QCameraStreamMemory |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraStreamMemory::~QCameraStreamMemory() |
| { |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : allocate |
| * |
| * DESCRIPTION: allocate requested number of buffers of certain size |
| * |
| * PARAMETERS : |
| * @count : number of buffers to be allocated |
| * @size : lenght of the buffer to be allocated |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraStreamMemory::allocate(int count, int size) |
| { |
| int heap_id_mask = 0x1 << ION_IOMMU_HEAP_ID; |
| int rc = alloc(count, size, heap_id_mask); |
| if (rc < 0) |
| return rc; |
| |
| for (int i = 0; i < count; i ++) { |
| mCameraMemory[i] = mGetMemory(mMemInfo[i].fd, mMemInfo[i].size, 1, this); |
| } |
| mBufferCount = count; |
| return NO_ERROR; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : deallocate |
| * |
| * DESCRIPTION: deallocate buffers |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraStreamMemory::deallocate() |
| { |
| for (int i = 0; i < mBufferCount; i ++) { |
| mCameraMemory[i]->release(mCameraMemory[i]); |
| mCameraMemory[i] = NULL; |
| } |
| dealloc(); |
| mBufferCount = 0; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : cacheOps |
| * |
| * DESCRIPTION: ion related memory cache operations |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * @cmd : cache ops command |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraStreamMemory::cacheOps(int index, unsigned int cmd) |
| { |
| if (index >= mBufferCount) |
| return BAD_INDEX; |
| return cacheOpsInternal(index, cmd, mCameraMemory[index]->data); |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getRegFlags |
| * |
| * DESCRIPTION: query initial reg flags |
| * |
| * PARAMETERS : |
| * @regFlags: initial reg flags of the allocated buffers |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraStreamMemory::getRegFlags(uint8_t *regFlags) const |
| { |
| for (int i = 0; i < mBufferCount; i ++) |
| regFlags[i] = 1; |
| return NO_ERROR; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMemory |
| * |
| * DESCRIPTION: get camera memory |
| * |
| * PARAMETERS : |
| * @index : buffer index |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : camera memory ptr |
| * NULL if not supported or failed |
| *==========================================================================*/ |
| camera_memory_t *QCameraStreamMemory::getMemory(int index, bool metadata) const |
| { |
| if (index >= mBufferCount || metadata) |
| return NULL; |
| return mCameraMemory[index]; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMatchBufIndex |
| * |
| * DESCRIPTION: query buffer index by opaque ptr |
| * |
| * PARAMETERS : |
| * @opaque : opaque ptr |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : buffer index if match found, |
| * -1 if failed |
| *==========================================================================*/ |
| int QCameraStreamMemory::getMatchBufIndex(const void *opaque, |
| bool metadata) const |
| { |
| int index = -1; |
| if (metadata) { |
| return -1; |
| } |
| for (int i = 0; i < mBufferCount; i++) { |
| if (mCameraMemory[i]->data == opaque) { |
| index = i; |
| break; |
| } |
| } |
| return index; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getPtr |
| * |
| * DESCRIPTION: return buffer pointer |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * |
| * RETURN : buffer ptr |
| *==========================================================================*/ |
| void *QCameraStreamMemory::getPtr(int index) const |
| { |
| if (index >= mBufferCount) { |
| ALOGE("index out of bound"); |
| return (void *)BAD_INDEX; |
| } |
| return mCameraMemory[index]->data; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : QCameraVideoMemory |
| * |
| * DESCRIPTION: constructor of QCameraVideoMemory |
| * VideoStream buffers also include metadata buffers |
| * |
| * PARAMETERS : |
| * @getMemory : camera memory request ops table |
| * @cached : flag indicates if using cached ION memory |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraVideoMemory::QCameraVideoMemory(camera_request_memory getMemory, |
| bool cached) |
| : QCameraStreamMemory(getMemory, cached) |
| { |
| memset(mMetadata, 0, sizeof(mMetadata)); |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : ~QCameraVideoMemory |
| * |
| * DESCRIPTION: deconstructor of QCameraVideoMemory |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraVideoMemory::~QCameraVideoMemory() |
| { |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : allocate |
| * |
| * DESCRIPTION: allocate requested number of buffers of certain size |
| * |
| * PARAMETERS : |
| * @count : number of buffers to be allocated |
| * @size : lenght of the buffer to be allocated |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraVideoMemory::allocate(int count, int size) |
| { |
| int rc = QCameraStreamMemory::allocate(count, size); |
| if (rc < 0) |
| return rc; |
| |
| for (int i = 0; i < count; i ++) { |
| mMetadata[i] = mGetMemory(-1, |
| sizeof(struct encoder_media_buffer_type), 1, this); |
| if (!mMetadata[i]) { |
| ALOGE("allocation of video metadata failed."); |
| for (int j = 0; j < i-1; j ++) |
| mMetadata[j]->release(mMetadata[j]); |
| QCameraStreamMemory::deallocate(); |
| return NO_MEMORY; |
| } |
| struct encoder_media_buffer_type * packet = |
| (struct encoder_media_buffer_type *)mMetadata[i]->data; |
| packet->meta_handle = native_handle_create(1, 2); //1 fd, 1 offset and 1 size |
| packet->buffer_type = kMetadataBufferTypeCameraSource; |
| native_handle_t * nh = const_cast<native_handle_t *>(packet->meta_handle); |
| nh->data[0] = mMemInfo[i].fd; |
| nh->data[1] = 0; |
| nh->data[2] = mMemInfo[i].size; |
| } |
| mBufferCount = count; |
| return NO_ERROR; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : deallocate |
| * |
| * DESCRIPTION: deallocate buffers |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraVideoMemory::deallocate() |
| { |
| for (int i = 0; i < mBufferCount; i ++) { |
| mMetadata[i]->release(mMetadata[i]); |
| mMetadata[i] = NULL; |
| } |
| QCameraStreamMemory::deallocate(); |
| mBufferCount = 0; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMemory |
| * |
| * DESCRIPTION: get camera memory |
| * |
| * PARAMETERS : |
| * @index : buffer index |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : camera memory ptr |
| * NULL if not supported or failed |
| *==========================================================================*/ |
| camera_memory_t *QCameraVideoMemory::getMemory(int index, bool metadata) const |
| { |
| if (index >= mBufferCount) |
| return NULL; |
| if (metadata) |
| return mMetadata[index]; |
| else |
| return mCameraMemory[index]; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMatchBufIndex |
| * |
| * DESCRIPTION: query buffer index by opaque ptr |
| * |
| * PARAMETERS : |
| * @opaque : opaque ptr |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : buffer index if match found, |
| * -1 if failed |
| *==========================================================================*/ |
| int QCameraVideoMemory::getMatchBufIndex(const void *opaque, |
| bool metadata) const |
| { |
| int index = -1; |
| for (int i = 0; i < mBufferCount; i++) { |
| if (metadata) { |
| if (mMetadata[i]->data == opaque) { |
| index = i; |
| break; |
| } |
| } else { |
| if (mCameraMemory[i]->data == opaque) { |
| index = i; |
| break; |
| } |
| } |
| } |
| return index; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : QCameraGrallocMemory |
| * |
| * DESCRIPTION: constructor of QCameraGrallocMemory |
| * preview stream buffers are allocated from gralloc native_windoe |
| * |
| * PARAMETERS : |
| * @getMemory : camera memory request ops table |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraGrallocMemory::QCameraGrallocMemory(camera_request_memory getMemory) |
| : QCameraMemory(true) |
| { |
| mMinUndequeuedBuffers = 0; |
| mWindow = NULL; |
| mWidth = mHeight = 0; |
| mFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; |
| mGetMemory = getMemory; |
| for (int i = 0; i < MM_CAMERA_MAX_NUM_FRAMES; i ++) { |
| mBufferHandle[i] = NULL; |
| mLocalFlag[i] = BUFFER_NOT_OWNED; |
| mPrivateHandle[i] = NULL; |
| } |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : ~QCameraGrallocMemory |
| * |
| * DESCRIPTION: deconstructor of QCameraGrallocMemory |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| QCameraGrallocMemory::~QCameraGrallocMemory() |
| { |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : setWindowInfo |
| * |
| * DESCRIPTION: set native window gralloc ops table |
| * |
| * PARAMETERS : |
| * @window : gralloc ops table ptr |
| * @width : width of preview frame |
| * @height : height of preview frame |
| * @foramt : format of preview image |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraGrallocMemory::setWindowInfo(preview_stream_ops_t *window, |
| int width, int height, int format) |
| { |
| mWindow = window; |
| mWidth = width; |
| mHeight = height; |
| mFormat = format; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : displayBuffer |
| * |
| * DESCRIPTION: send received frame to display |
| * |
| * PARAMETERS : |
| * @index : index of preview frame |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraGrallocMemory::displayBuffer(int index) |
| { |
| int err = NO_ERROR; |
| int dequeuedIdx = BAD_INDEX; |
| |
| if (BUFFER_NOT_OWNED == mLocalFlag[index]) { |
| ALOGE("%s: buffer to be enqueued is not owned", __func__); |
| return INVALID_OPERATION; |
| } |
| |
| err = mWindow->enqueue_buffer(mWindow, (buffer_handle_t *)mBufferHandle[index]); |
| if(err != 0) { |
| ALOGE("%s: enqueue_buffer failed, err = %d", __func__, err); |
| } else { |
| ALOGV("%s: enqueue_buffer hdl=%p", __func__, *mBufferHandle[index]); |
| mLocalFlag[index] = BUFFER_NOT_OWNED; |
| } |
| |
| buffer_handle_t *buffer_handle = NULL; |
| int stride = 0; |
| err = mWindow->dequeue_buffer(mWindow, &buffer_handle, &stride); |
| if (err == NO_ERROR && buffer_handle != NULL) { |
| int i; |
| ALOGV("%s: dequed buf hdl =%p", __func__, *buffer_handle); |
| for(i = 0; i < mBufferCount; i++) { |
| if(mBufferHandle[i] == buffer_handle) { |
| ALOGV("%s: Found buffer in idx:%d", __func__, i); |
| mLocalFlag[i] = BUFFER_OWNED; |
| dequeuedIdx = i; |
| break; |
| } |
| } |
| } else { |
| ALOGD("%s: dequeue_buffer, no free buffer from display now", __func__); |
| } |
| return dequeuedIdx; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : allocate |
| * |
| * DESCRIPTION: allocate requested number of buffers of certain size |
| * |
| * PARAMETERS : |
| * @count : number of buffers to be allocated |
| * @size : lenght of the buffer to be allocated |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraGrallocMemory::allocate(int count, int /*size*/) |
| { |
| int err = 0; |
| status_t ret = NO_ERROR; |
| int gralloc_usage = 0; |
| struct ion_fd_data ion_info_fd; |
| memset(&ion_info_fd, 0, sizeof(ion_info_fd)); |
| |
| ALOGI(" %s : E ", __FUNCTION__); |
| |
| if (!mWindow) { |
| ALOGE("Invalid native window"); |
| return INVALID_OPERATION; |
| } |
| |
| // Increment buffer count by min undequeued buffer. |
| err = mWindow->get_min_undequeued_buffer_count(mWindow,&mMinUndequeuedBuffers); |
| if (err != 0) { |
| ALOGE("get_min_undequeued_buffer_count failed: %s (%d)", |
| strerror(-err), -err); |
| ret = UNKNOWN_ERROR; |
| goto end; |
| } |
| count += mMinUndequeuedBuffers; |
| |
| err = mWindow->set_buffer_count(mWindow, count); |
| if (err != 0) { |
| ALOGE("set_buffer_count failed: %s (%d)", |
| strerror(-err), -err); |
| ret = UNKNOWN_ERROR; |
| goto end; |
| } |
| |
| err = mWindow->set_buffers_geometry(mWindow, mWidth, mHeight, mFormat); |
| if (err != 0) { |
| ALOGE("%s: set_buffers_geometry failed: %s (%d)", |
| __func__, strerror(-err), -err); |
| ret = UNKNOWN_ERROR; |
| goto end; |
| } |
| |
| gralloc_usage = GRALLOC_USAGE_PRIVATE_IOMMU_HEAP; |
| err = mWindow->set_usage(mWindow, gralloc_usage); |
| if(err != 0) { |
| /* set_usage error out */ |
| ALOGE("%s: set_usage rc = %d", __func__, err); |
| ret = UNKNOWN_ERROR; |
| goto end; |
| } |
| ALOGD("%s: usage = %d, geometry: %p, %d, %d, %d", |
| __func__, gralloc_usage, mWindow, mWidth, mHeight, mFormat); |
| |
| //Allocate cnt number of buffers from native window |
| for (int cnt = 0; cnt < count; cnt++) { |
| int stride; |
| err = mWindow->dequeue_buffer(mWindow, &mBufferHandle[cnt], &stride); |
| if(!err) { |
| ALOGV("dequeue buf hdl =%p", mBufferHandle[cnt]); |
| mLocalFlag[cnt] = BUFFER_OWNED; |
| } else { |
| mLocalFlag[cnt] = BUFFER_NOT_OWNED; |
| ALOGE("%s: dequeue_buffer idx = %d err = %d", __func__, cnt, err); |
| } |
| |
| ALOGV("%s: dequeue buf: %p\n", __func__, mBufferHandle[cnt]); |
| |
| if(err != 0) { |
| ALOGE("%s: dequeue_buffer failed: %s (%d)", |
| __func__, strerror(-err), -err); |
| ret = UNKNOWN_ERROR; |
| for(int i = 0; i < cnt; i++) { |
| if(mLocalFlag[i] != BUFFER_NOT_OWNED) { |
| err = mWindow->cancel_buffer(mWindow, mBufferHandle[i]); |
| ALOGD("%s: cancel_buffer: hdl =%p", __func__, (*mBufferHandle[i])); |
| } |
| mLocalFlag[i] = BUFFER_NOT_OWNED; |
| mBufferHandle[i] = NULL; |
| } |
| memset(&mMemInfo, 0, sizeof(mMemInfo)); |
| goto end; |
| } |
| |
| mPrivateHandle[cnt] = |
| (struct private_handle_t *)(*mBufferHandle[cnt]); |
| mMemInfo[cnt].main_ion_fd = open("/dev/ion", O_RDONLY); |
| if (mMemInfo[cnt].main_ion_fd < 0) { |
| ALOGE("%s: failed: could not open ion device", __func__); |
| for(int i = 0; i < cnt; i++) { |
| struct ion_handle_data ion_handle; |
| memset(&ion_handle, 0, sizeof(ion_handle)); |
| ion_handle.handle = mMemInfo[i].handle; |
| if (ioctl(mMemInfo[i].main_ion_fd, ION_IOC_FREE, &ion_handle) < 0) { |
| ALOGE("%s: ion free failed", __func__); |
| } |
| close(mMemInfo[i].main_ion_fd); |
| if(mLocalFlag[i] != BUFFER_NOT_OWNED) { |
| err = mWindow->cancel_buffer(mWindow, mBufferHandle[i]); |
| ALOGD("%s: cancel_buffer: hdl =%p", __func__, (*mBufferHandle[i])); |
| } |
| mLocalFlag[i] = BUFFER_NOT_OWNED; |
| mBufferHandle[i] = NULL; |
| } |
| memset(&mMemInfo, 0, sizeof(mMemInfo)); |
| ret = UNKNOWN_ERROR; |
| goto end; |
| } else { |
| ion_info_fd.fd = mPrivateHandle[cnt]->fd; |
| if (ioctl(mMemInfo[cnt].main_ion_fd, |
| ION_IOC_IMPORT, &ion_info_fd) < 0) { |
| ALOGE("%s: ION import failed\n", __func__); |
| for(int i = 0; i < cnt; i++) { |
| struct ion_handle_data ion_handle; |
| memset(&ion_handle, 0, sizeof(ion_handle)); |
| ion_handle.handle = mMemInfo[i].handle; |
| if (ioctl(mMemInfo[i].main_ion_fd, ION_IOC_FREE, &ion_handle) < 0) { |
| ALOGE("ion free failed"); |
| } |
| close(mMemInfo[i].main_ion_fd); |
| |
| if(mLocalFlag[i] != BUFFER_NOT_OWNED) { |
| err = mWindow->cancel_buffer(mWindow, mBufferHandle[i]); |
| ALOGD("%s: cancel_buffer: hdl =%p", __func__, (*mBufferHandle[i])); |
| } |
| mLocalFlag[i] = BUFFER_NOT_OWNED; |
| mBufferHandle[i] = NULL; |
| } |
| close(mMemInfo[cnt].main_ion_fd); |
| memset(&mMemInfo, 0, sizeof(mMemInfo)); |
| ret = UNKNOWN_ERROR; |
| goto end; |
| } |
| } |
| mCameraMemory[cnt] = |
| mGetMemory(mPrivateHandle[cnt]->fd, |
| mPrivateHandle[cnt]->size, |
| 1, |
| (void *)this); |
| ALOGD("%s: idx = %d, fd = %d, size = %d, offset = %d", |
| __func__, cnt, mPrivateHandle[cnt]->fd, |
| mPrivateHandle[cnt]->size, |
| mPrivateHandle[cnt]->offset); |
| mMemInfo[cnt].fd = |
| mPrivateHandle[cnt]->fd; |
| mMemInfo[cnt].size = |
| mPrivateHandle[cnt]->size; |
| mMemInfo[cnt].handle = ion_info_fd.handle; |
| } |
| mBufferCount = count; |
| |
| //Cancel min_undequeued_buffer buffers back to the window |
| for (int i = 0; i < mMinUndequeuedBuffers; i ++) { |
| err = mWindow->cancel_buffer(mWindow, mBufferHandle[i]); |
| mLocalFlag[i] = BUFFER_NOT_OWNED; |
| } |
| |
| end: |
| ALOGI(" %s : X ",__func__); |
| return ret; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : deallocate |
| * |
| * DESCRIPTION: deallocate buffers |
| * |
| * PARAMETERS : none |
| * |
| * RETURN : none |
| *==========================================================================*/ |
| void QCameraGrallocMemory::deallocate() |
| { |
| ALOGI("%s: E ", __FUNCTION__); |
| |
| for (int cnt = 0; cnt < mBufferCount; cnt++) { |
| mCameraMemory[cnt]->release(mCameraMemory[cnt]); |
| struct ion_handle_data ion_handle; |
| memset(&ion_handle, 0, sizeof(ion_handle)); |
| ion_handle.handle = mMemInfo[cnt].handle; |
| if (ioctl(mMemInfo[cnt].main_ion_fd, ION_IOC_FREE, &ion_handle) < 0) { |
| ALOGE("ion free failed"); |
| } |
| close(mMemInfo[cnt].main_ion_fd); |
| if(mLocalFlag[cnt] != BUFFER_NOT_OWNED) { |
| if (mWindow) { |
| mWindow->cancel_buffer(mWindow, mBufferHandle[cnt]); |
| ALOGD("cancel_buffer: hdl =%p", (*mBufferHandle[cnt])); |
| } else { |
| ALOGE("Preview window is NULL, cannot cancel_buffer: hdl =%p", |
| (*mBufferHandle[cnt])); |
| } |
| } |
| mLocalFlag[cnt] = BUFFER_NOT_OWNED; |
| ALOGD("put buffer %d successfully", cnt); |
| } |
| mBufferCount = 0; |
| ALOGI(" %s : X ",__FUNCTION__); |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : cacheOps |
| * |
| * DESCRIPTION: ion related memory cache operations |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * @cmd : cache ops command |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraGrallocMemory::cacheOps(int index, unsigned int cmd) |
| { |
| if (index >= mBufferCount) |
| return BAD_INDEX; |
| return cacheOpsInternal(index, cmd, mCameraMemory[index]->data); |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getRegFlags |
| * |
| * DESCRIPTION: query initial reg flags |
| * |
| * PARAMETERS : |
| * @regFlags: initial reg flags of the allocated buffers |
| * |
| * RETURN : int32_t type of status |
| * NO_ERROR -- success |
| * none-zero failure code |
| *==========================================================================*/ |
| int QCameraGrallocMemory::getRegFlags(uint8_t *regFlags) const |
| { |
| int i = 0; |
| for (i = 0; i < mMinUndequeuedBuffers; i ++) |
| regFlags[i] = 0; |
| for (; i < mBufferCount; i ++) |
| regFlags[i] = 1; |
| return NO_ERROR; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMemory |
| * |
| * DESCRIPTION: get camera memory |
| * |
| * PARAMETERS : |
| * @index : buffer index |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : camera memory ptr |
| * NULL if not supported or failed |
| *==========================================================================*/ |
| camera_memory_t *QCameraGrallocMemory::getMemory(int index, bool metadata) const |
| { |
| if (index >= mBufferCount || metadata) |
| return NULL; |
| return mCameraMemory[index]; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getMatchBufIndex |
| * |
| * DESCRIPTION: query buffer index by opaque ptr |
| * |
| * PARAMETERS : |
| * @opaque : opaque ptr |
| * @metadata: flag if it's metadata |
| * |
| * RETURN : buffer index if match found, |
| * -1 if failed |
| *==========================================================================*/ |
| int QCameraGrallocMemory::getMatchBufIndex(const void *opaque, |
| bool metadata) const |
| { |
| int index = -1; |
| if (metadata) { |
| return -1; |
| } |
| for (int i = 0; i < mBufferCount; i++) { |
| if (mCameraMemory[i]->data == opaque) { |
| index = i; |
| break; |
| } |
| } |
| return index; |
| } |
| |
| /*=========================================================================== |
| * FUNCTION : getPtr |
| * |
| * DESCRIPTION: return buffer pointer |
| * |
| * PARAMETERS : |
| * @index : index of the buffer |
| * |
| * RETURN : buffer ptr |
| *==========================================================================*/ |
| void *QCameraGrallocMemory::getPtr(int index) const |
| { |
| if (index >= mBufferCount) { |
| ALOGE("index out of bound"); |
| return (void *)BAD_INDEX; |
| } |
| return mCameraMemory[index]->data; |
| } |
| |
| }; //namespace qcamera |